Do you know and love Sudoku, the number-placing logic puzzle? Can you breeze through easy puzzles in a matter of minutes, and zip through the harder puzzles, as well? Are you looking for harder and more complex puzzles to keep your attention and take your skill to the next level? Then Extreme Sudoku is the book for you. Inside, international Sudoku expert Carol Vorderman presents 175 tricky puzzles in the classic Sudoku style, and also introduces some fun and challenging new varieties such as Squiffy Sudoku, Sudoku 16, and Killer Sudoku. Each new Sudoku game is even more involved and exciting than the last, but never fear! With Carol's easy-to-understand instructions and step-by-step explanations of each new puzzle format, you'll always succeed, even with the toughest Sudoku puzzles. Includes more than 300 puzzles.

From Nikoli, the Japanese puzzle company that created the sudoku craze, comesa title that starts at hard and goes to a level of difficulty not seen in anyprevious books.

Extreme Sudoku Puzzle Book If you are an expert at Sudoku but want an extra challenge then you will love our Extreme Sudoku Puzzles. Featuring 156 Puzzles of 3 difficulties: Hard, Very Hard and Extreme This Extreme Sudoku Puzzle Book is a fun way for teens or adults to sharpen their minds and test their logic. Book Features: Loads of Puzzles 48 Hard, 54 Very Hard and 54 Extreme Large print - 2 Puzzles per page - Plenty of Space Suitable for all Levels Beginner to Expert Perfectly Sized - 7" x 10" Premium Matte Color cover design Puzzle King Publishing: Puzzle Books for Everyone!

Prepare to be obsessed. Match wits with the experts who created Sudoku. Arranged from “Easy” to “Very Hard,” here are over 300 logic puzzles that celebrate the compulsive joy of Sudoku with symmetry, smartness, and elegance—qualities lacking in computer-generated puzzles. It’s fiendish fun…every puzzle is designed by an author who anticipates your next step and obscurest the path, while never leading you into frustration.

Have you worn out all of your pencils mastering ever-changing Sudoku puzzles? Have you stepped up your game to the next level and now seek something a little more demanding? Do you crave the challenge of more cunning, deadly Sudoku? Extreme Sudoku For Dummies features 236 beyond diabolical puzzles to challenge even the most skilled expert—perfect for anyone who wants to be a true Sudoku master. In this book you will not only discover some amazingly tricky Sudoku puzzles, but also face new challenges in the form of Killer Sudoku, Irregular Sudoku, and other recently developed variations. And you won't need to rely on guesswork—you'll find an easy-to-understand, logical approach that will help you tackle even the most difficult puzzles in the book. Extreme Sudoku For Dummies offers: An overview of Sudoku basics Variations such as 9 x 9, 12 x 12, 16 x 16, jigsaw, circular, and killer puzzles Useful strategies to filter out candidates and solve puzzles, one step at a time The lowdown on advanced strategies such as Naked Pairs, Naked Triplets, Hidden Pairs, X-Wing, Y-Wing, and other techniques Time completion estimates so that you can use the clock to measure your progress and ability Along with a wealth of puzzles that will test every Sudoku player's skill, Extreme Sudoku For Dummies provides the tips, tricks, advice, and strategies to help you become a true master of the game.

After a short discussion of Sudoku and presentation of tools in Section 1, this book gives a review of standard techniques or strategies to solve these puzzles in Section 2. Section 3 will treat advanced solution techniques that will allow the most difficult puzzles to be solved. The primary focus of the book is on this section, and the reader should find these techniques easy to apply to achieve success. Section 4 gives 14 exercises that will allow the reader to practice the techniques given in section 3. These exercises, with solutions, provide additional instructions on the application of section 3 techniques. Section 5 gives 16 puzzles to solve, with answers. The first 4 puzzles are for warm up and are labeled Evil. The 12 puzzles that follow the Evil puzzles are very difficult and are labeled Extreme. This section could be considered a graduation exercise.

The ultimate collection for sudoku enthusiasts! These puzzles are not intended for the beginner, the dabbler, or the faint of heart! Put your problem-solving talents to the test with these 50 puzzles designed by a sudoku master for advanced enthusiasts. A mix of 9 x 9 and 16 x 16 square puzzles will challenge even the most skilled sudoku players. Solutions appear at the end of the book.

When you buy this book you get an electronic version (PDF file) of the interior of this book. Consecutive Sudoku is played in the same way as Sudoku except that some cells have special markings to indicate that these cells contain consecutive numbers. This book is ideal if you are a Consecutive Sudoku expert. In this book, you find the most extreme Consecutive Sudoku puzzles ever. Once you pick up this book, you won't be able to put it back down. You have been warned! Consecutive Sudoku - Extreme is a collection of 276 puzzles: 216 extreme Consecutive Sudoku puzzles 60 extra logic puzzles I guarantee that every logic puzzle in this Consecutive Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzles in this book will appear in any of the other English PuzzleBooks.net books. Consecutive Sudoku is also known as 1-away Disallowed Number Place.

When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Sudoku is a fun and addicting logic puzzle game that has taken the world by storm. This book is ideal if you are a Sudoku expert. In this book, you find the most extreme Sudoku puzzle ever. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Large Sudoku 12x12 - Extreme is a collection of 276 puzzle: 216 extreme Sudoku 12x12 puzzle 60 extra logic puzzle I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Classic Sudoku 9x9 - Easy to Extreme is a collection of 276 puzzle: 54 easy Sudoku 9x9 puzzle 54 medium Sudoku 9x9 puzzle 54 hard Sudoku 9x9 puzzle 54 extreme Sudoku 9x9 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.